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From: Christoph Hellwig <hch@lst.de>
To: 王金浦 <jinpuwang@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>,
	mst@redhat.com, LKML <linux-kernel@vger.kernel.org>,
	virtualization@lists.linux-foundation.org,
	linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] virtio_blk: avoid DMA to stack for the sense buffer
Date: Thu, 5 Jan 2017 12:17:59 +0100	[thread overview]
Message-ID: <20170105111759.GA17051__38624.1785985932$1483615096$gmane$org@lst.de> (raw)
In-Reply-To: <CAD9gYJ+w4YshNR_G5zHG2SNb9fAhrF9vMbF6=ee-kYbehfGMyw@mail.gmail.com>

On Thu, Jan 05, 2017 at 11:37:46AM +0100, 王金浦 wrote:
> Thanks, so it's only relevant to kernel > 4.9, as  CONFIG_VMAP_STACK
> only introduced in 4.9 kernel.

kernel >= 4.9, but otherwise, yes.

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  parent reply	other threads:[~2017-01-05 11:17 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-04  5:25 4.10 and -stable fix for virtio_blk and virtually mapped stacks Christoph Hellwig
2017-01-04  5:25 ` Christoph Hellwig
2017-01-04  5:25 ` [PATCH] virtio_blk: avoid DMA to stack for the sense buffer Christoph Hellwig
2017-01-04  5:25   ` Christoph Hellwig
2017-01-04  7:44   ` Jason Wang
2017-01-04  7:44     ` Jason Wang
2017-01-09 13:35     ` Christoph Hellwig
2017-01-09 13:35       ` Christoph Hellwig
2017-01-09 15:56       ` Jens Axboe
2017-01-09 15:56         ` Jens Axboe
2017-01-04 15:47   ` 王金浦
2017-01-05  9:57     ` Christoph Hellwig
2017-01-05  9:57       ` Christoph Hellwig
2017-01-05 10:37       ` 王金浦
2017-01-05 10:37         ` 王金浦
2017-01-05 11:17         ` Christoph Hellwig
2017-01-05 11:17         ` Christoph Hellwig [this message]
2017-01-05 10:37       ` 王金浦
2017-01-04 15:47   ` 王金浦
2017-01-09 16:33   ` Michael S. Tsirkin
2017-01-09 16:33     ` Michael S. Tsirkin

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